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3: #undef Preprocessing Directive #undef
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8: Undefine a macro
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10: #uunnddeeff _i_d_e_n_t_i_f_i_e_r
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12: The preprocessing directive #undef tells the C preprocessor to
13: disregard identifier as a macro. It undoes the effect of the
14: #define directive.
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16: ***** See Also *****
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18: #define, C preprocessor
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64: COHERENT Lexicon Page 1
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